<template>
  <div>
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>数据统计</el-breadcrumb-item>
      <el-breadcrumb-item>数据报表</el-breadcrumb-item>
    </el-breadcrumb>
    <el-card class="box-card">
      <div id="main" style="width: 800px; height: 500px"></div>
    </el-card>
  </div>
</template>
<script>
import * as echarts from "echarts";
export default {
  data() {
    return {
      options: {
        title: {
          text: '用户来源'
        },
        tooltip: {
          trigger: 'axis',
          axisPointer: {
            type: 'cross',
            label: {
              backgroundColor: '#E9EEF3'
            }
          }
        },
        grid: {
          left: '3%',
          right: '4%',
          bottom: '3%',
          containLabel: true
        },
        xAxis: [
          {
            boundaryGap: false
          }
        ],
        yAxis: [
          {
            type: 'value'
          }
        ]
      }
    };
  },
  created() {},
  //dom完成之后再插入mounted
  async mounted() {
    var myChart = echarts.init(document.getElementById("main"));
    const { data: res } = await this.$http.get("reports/type/1");
    if (res.meta.status != 200) {
      return this.$message.error("获取报表列表失败");
    }
    this.options=Object.assign(this.options,res.data);//{...this.options,...res.data}
    myChart.setOption(this.options);
  },
  methods: {
    async getreports() {},
  },
};
</script>
<style scoped>
</style>